Donnelly Dome

Last updated
Donnelly Dome
Donnelly Dome, AK, don'cha know - panoramio.jpg
Donnelly Dome, AK, 2010
Highest point
Elevation 1,168 m (3,832 ft) [1]
Prominence 2,400 ft (730 m) [2]
Coordinates 63°46′59″N145°47′26″W / 63.7830556°N 145.7905556°W / 63.7830556; -145.7905556 Coordinates: 63°46′59″N145°47′26″W / 63.7830556°N 145.7905556°W / 63.7830556; -145.7905556
Geography
Relief map of USA Alaska.png
Red triangle with thick white border.svg
Donnelly Dome
Location of Donnelly Dome in Alaska
Geology
Formed by Glaciation

Donnelly Dome is a summit located west of the Richardson Highway, 18 miles south of Delta Junction, Alaska. The name was established in the 1920s and derived from nearby Donnelly, Alaska, then a telegraph station. Prior to that time it was called "Delta Dome", named after the Delta River. [1]

Donnelly Dome was formed through glaciation that occurred 70,000 to 100,000 years ago. It was completely covered by the glaciers, and was considered a fleigberg, or a mountain covered in ice. [3]

The area around Donnelly Dome is owned by the United States Army as part of the Donnelly Training Area of Fort Wainwright, [4] so hikers are required to register for a Recreation Access Permit before visiting. [2]

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References

  1. 1 2 "GNIS Detail - Donnelly Dome". geonames.usgs.gov. Retrieved 27 December 2020.
  2. 1 2 "Donnelly Dome". alaska-highway.org. Retrieved 27 December 2020.
  3. Rozell, Ned (26 June 1997). "Describing Donnelly Dome". Geophysical Institute | University of Alaska Fairbanks. Retrieved 27 December 2020.
  4. "Donnelly Training Area" (PDF). Joint Base Elmendorf-Richardson. JPARC. Retrieved 18 January 2021.